SAF® 2507
Alleima SAF 2507 | UNS S32750 | Super duplex
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About
SAF® 2507 is a high alloy duplex (austenitic-ferritic) stainless steel for service in highly corrosive conditions.
Grade characteristics
Excellent
- Resistance to stress corrosion cracking in chloride-bearing environments
- Resistance to pitting and crevice corrosion
Very high
- Mechanical strength
High
- Resistance to general corrosion
- Resistance to erosion corrosion and corrosion fatigue
Good
- Weldability
Material designations
- UNS: S32750
- EN Number: 1.4410
- EN Name: X2CrNiMoN25-7-4
Standards
- UNS: S32750
- EN Number: 1.4410
- EN Name: X2CrNiMoN25-7-4
Product standards
- ASTM A-479 / ASME SA-479
- ASTM A-276 / ASME SA-276
- EN 10088-3
- NORSOK M-630 Rev.6, MDS D57 Rev.5
D >200-250 mm (D >7.87”-9.84”). - NACE MR0175 / ISO 15156-3
- NACE MR0103 / ISO 17945-1
- ISO 14067:2018 (CO2e)
Chemical composition and mechanical properties only
- EN 10222-5
- EN 10272
- ASTM A-182 / ASME SA-182
Approvals
- Pressure Equipment Directive / PED (2014/68/EU)
- Pre-approval for PMA
- ISO17782:2018, NORSOK M650 Ed. 4
- DNV approved manufacturer
Climate change impact
Carbon footprint / CO2e data (kg/ton) and Life Cycle Assessment report is available for these products in the range of D >200-250 mm (D >7.87”-9.84”).
Material Test Certificate
- According to EN 10204/3.1